大名鼎鼎的java动态脚本语言。已经通过了sun的认证

				package groovy.txn;								import groovy.lang.Closure;								/**				 * @author James Strachan				 * @version $Revision: 1.2 $				 */				public class TransactionBean {				    private Closure run;				    private Closure onError;				    private Closure onSuccess;				    				    public Closure run() {				        return run;				    }				    				    public Closure onError() {				        return onError;				    }				    				    public Closure onSuccess() {				        return onSuccess;				    }				    				    public void run(Closure run) {				        this.run = run;				    }				    				    public void onError(Closure onError) {				        this.onError = onError;				    }				    				    public void onSuccess(Closure onSuccess) {				        this.onSuccess = onSuccess;				    }				}